Scientists break satellite telephony security standards

Satellite telephony was thought to be secure against eavesdropping. German researchers at the Horst Gortz Institute for IT-Security (HGI) at the Ruhr University Bochum (RUB) have cracked the encryption algorithms of the European ...

Oversight board urges updated surveillance rules

An independent oversight board reviewing secret U.S. government surveillance programs warned the Obama administration that national security agencies' rules governing surveillance are outdated and need to be revised to reflect ...

Implementing a 46-node quantum metropolitan area network

Quantum key distribution (QKD) is a method used for secure or secret key exchanges between two remote users. Using secure communication, cyberscientists ultimately aim to establish a global quantum network. Existing field ...

Great Firewall 'upgrade' hits China Internet users

Chinese authorities who have long sought to limit access to information have reinforced the so-called Great Firewall of China, Internet firms say, frustrating businesses and raising activist concerns.

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